Update index.html

Author: jaxankey

games/roll/index.html

@@ -119,8 +119,8 @@
       </tr>
       <tr>
         <td class="tight">
-          <button id="shuffle" onclick="shuffle_selected_pieces(0);">(Z)huffle Selected</button>
           <button id="roll"    onclick="scramble_selected_pieces();">(R)oll Selected</button>
+          <button id="shuffle" onclick="shuffle_selected_pieces(0);">(Z)huffle Selected</button>
         </td>
       </tr>
     </table>